diff --git a/common/djangoapps/student/tests/factories.py b/common/djangoapps/student/tests/factories.py
index 38ff93f0bd..280695bd9a 100644
--- a/common/djangoapps/student/tests/factories.py
+++ b/common/djangoapps/student/tests/factories.py
@@ -1,9 +1,12 @@
 """Provides factories for student models."""
 
+from __future__ import absolute_import
+
 from datetime import datetime
 from uuid import uuid4
 
 import factory
+import six
 from django.contrib.auth.models import AnonymousUser, Group, Permission
 from django.contrib.contenttypes.models import ContentType
 from factory.django import DjangoModelFactory
@@ -102,7 +105,7 @@ class UserFactory(DjangoModelFactory):
         if extracted is None:
             return
 
-        if isinstance(extracted, basestring):
+        if isinstance(extracted, six.string_types):
             extracted = [extracted]
 
         for group_name in extracted:
@@ -140,7 +143,7 @@ class CourseEnrollmentFactory(DjangoModelFactory):
             course_id = kwargs.get('course_id')
             course_overview = None
             if course_id is not None:
-                if isinstance(course_id, basestring):
+                if isinstance(course_id, six.string_types):
                     course_id = CourseKey.from_string(course_id)
                     course_kwargs.setdefault('id', course_id)
 
diff --git a/common/djangoapps/student/tests/test_activate_account.py b/common/djangoapps/student/tests/test_activate_account.py
index 8ea34465ea..9131a98bbf 100644
--- a/common/djangoapps/student/tests/test_activate_account.py
+++ b/common/djangoapps/student/tests/test_activate_account.py
@@ -1,10 +1,12 @@
 """Tests for account activation"""
+from __future__ import absolute_import
+
 import unittest
 from uuid import uuid4
 
 from django.conf import settings
-from django.urls import reverse
 from django.test import TestCase, override_settings
+from django.urls import reverse
 from mock import patch
 
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
diff --git a/common/djangoapps/student/tests/test_admin_views.py b/common/djangoapps/student/tests/test_admin_views.py
index b9fae98969..6d99b8c9a2 100644
--- a/common/djangoapps/student/tests/test_admin_views.py
+++ b/common/djangoapps/student/tests/test_admin_views.py
@@ -1,14 +1,18 @@
 """
 Tests student admin.py
 """
+from __future__ import absolute_import
+
 import datetime
+
 import ddt
+import six
+from django.conf import settings
 from django.contrib.admin.sites import AdminSite
 from django.contrib.auth.models import User
-from django.conf import settings
 from django.forms import ValidationError
-from django.urls import reverse
 from django.test import TestCase, override_settings
+from django.urls import reverse
 from mock import Mock
 
 from student.admin import COURSE_ENROLLMENT_ADMIN_SWITCH, UserAdmin
@@ -34,7 +38,7 @@ class AdminCourseRolesPageTest(SharedModuleStoreTestCase):
     def test_save_valid_data(self):
 
         data = {
-            'course_id': unicode(self.course.id),
+            'course_id': six.text_type(self.course.id),
             'role': 'finance_admin',
             'org': 'edx',
             'email': self.user.email
@@ -50,7 +54,7 @@ class AdminCourseRolesPageTest(SharedModuleStoreTestCase):
         self.assertContains(response, 'Select course access role to change')
         self.assertContains(response, 'Add course access role')
         self.assertContains(response, 'finance_admin')
-        self.assertContains(response, unicode(self.course.id))
+        self.assertContains(response, six.text_type(self.course.id))
         self.assertContains(response, '1 course access role')
 
         #try adding with same information raise error.
@@ -62,7 +66,7 @@ class AdminCourseRolesPageTest(SharedModuleStoreTestCase):
         data = {
             'role': 'staff',
             'email': self.user.email,
-            'course_id': unicode(self.course.id)
+            'course_id': six.text_type(self.course.id)
         }
 
         self.client.login(username=self.user.username, password='test')
@@ -114,7 +118,7 @@ class AdminCourseRolesPageTest(SharedModuleStoreTestCase):
 
     def test_save_with_invalid_course(self):
 
-        course = unicode('no/edx/course')
+        course = six.text_type('no/edx/course')
         email = "invalid@email.com"
         data = {
             'course_id': course,
@@ -144,7 +148,7 @@ class AdminCourseRolesPageTest(SharedModuleStoreTestCase):
     def test_save_valid_course_invalid_org(self):
 
         data = {
-            'course_id': unicode(self.course.id),
+            'course_id': six.text_type(self.course.id),
             'role': 'finance_admin',
             'org': 'edxxx',
             'email': self.user.email
@@ -268,8 +272,8 @@ class CourseEnrollmentAdminTest(SharedModuleStoreTestCase):
         # is_active will change from True to False
         self.assertTrue(self.course_enrollment.is_active)
         data = {
-            'user': unicode(self.course_enrollment.user.id),
-            'course': unicode(self.course_enrollment.course.id),
+            'user': six.text_type(self.course_enrollment.user.id),
+            'course': six.text_type(self.course_enrollment.course.id),
             'is_active': 'false',
             'mode': self.course_enrollment.mode,
         }
@@ -289,7 +293,7 @@ class CourseEnrollmentAdminTest(SharedModuleStoreTestCase):
         Send an invalid course ID instead of "org.0/course_0/Run_0" when saving, and verify that it fails.
         """
         data = {
-            'user': unicode(self.course_enrollment.user.id),
+            'user': six.text_type(self.course_enrollment.user.id),
             'course': 'invalid-course-id',
             'is_active': 'true',
             'mode': self.course_enrollment.mode,
@@ -348,7 +352,7 @@ class LoginFailuresAdminTest(TestCase):
             url,
             data={
                 'action': 'unlock_student_accounts',
-                '_selected_action': [unicode(o.pk) for o in LoginFailures.objects.all()]
+                '_selected_action': [six.text_type(o.pk) for o in LoginFailures.objects.all()]
             },
             follow=True
         )
diff --git a/common/djangoapps/student/tests/test_authz.py b/common/djangoapps/student/tests/test_authz.py
index 03b3f9e3b3..a214b344c8 100644
--- a/common/djangoapps/student/tests/test_authz.py
+++ b/common/djangoapps/student/tests/test_authz.py
@@ -1,6 +1,8 @@
 """
 Tests authz.py
 """
+from __future__ import absolute_import
+
 import mock
 from ccx_keys.locator import CCXLocator
 from django.contrib.auth.models import AnonymousUser, User
diff --git a/common/djangoapps/student/tests/test_bulk_email_settings.py b/common/djangoapps/student/tests/test_bulk_email_settings.py
index 43d9c6268f..785fdc3733 100644
--- a/common/djangoapps/student/tests/test_bulk_email_settings.py
+++ b/common/djangoapps/student/tests/test_bulk_email_settings.py
@@ -4,6 +4,8 @@ that bulk email is always disabled for non-Mongo backed courses, regardless
 of email feature flag, and that the view is conditionally available when
 Course Auth is turned on.
 """
+from __future__ import absolute_import
+
 import unittest
 
 from django.conf import settings
diff --git a/common/djangoapps/student/tests/test_certificates.py b/common/djangoapps/student/tests/test_certificates.py
index d6a1260244..5a8dd39876 100644
--- a/common/djangoapps/student/tests/test_certificates.py
+++ b/common/djangoapps/student/tests/test_certificates.py
@@ -1,27 +1,28 @@
 """Tests for display of certificates on the student dashboard. """
 
-import unittest
+from __future__ import absolute_import
 
 import datetime
+import unittest
+
 import ddt
 import mock
 from django.conf import settings
-from django.urls import reverse
 from django.test.utils import override_settings
+from django.urls import reverse
 from mock import patch
 from pytz import UTC
 
+from course_modes.models import CourseMode
 from lms.djangoapps.certificates.api import get_certificate_url  # pylint: disable=import-error
 from lms.djangoapps.certificates.models import CertificateStatuses  # pylint: disable=import-error
 from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory  # pylint: disable=import-error
-from course_modes.models import CourseMode
 from student.models import LinkedInAddToProfileConfiguration
 from student.tests.factories import CourseEnrollmentFactory, UserFactory
 from xmodule.modulestore import ModuleStoreEnum
 from xmodule.modulestore.tests.django_utils import SharedModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
 
-
 # pylint: disable=no-member
 
 PAST_DATE = datetime.datetime.now(UTC) - datetime.timedelta(days=2)
diff --git a/common/djangoapps/student/tests/test_configuration_overrides.py b/common/djangoapps/student/tests/test_configuration_overrides.py
index 6ce67ec1c7..7ee394dabe 100644
--- a/common/djangoapps/student/tests/test_configuration_overrides.py
+++ b/common/djangoapps/student/tests/test_configuration_overrides.py
@@ -1,12 +1,14 @@
 """
 Test for user creation from sites with configuration overrides.
 """
+from __future__ import absolute_import
+
 import json
 
 import mock
 from django.contrib.auth.models import User
-from django.urls import reverse
 from django.test import TestCase
+from django.urls import reverse
 
 from student.models import UserSignupSource
 
@@ -62,14 +64,14 @@ class TestSite(TestCase):
             "honor_code": "true",
             "terms_of_service": "true",
         }
-        self.extended_params = dict(self.params.items() + {
+        self.extended_params = dict(list(self.params.items()) + list({
             "address1": "foo",
             "city": "foo",
             "state": "foo",
             "country": "foo",
             "company": "foo",
             "title": "foo"
-        }.items())
+        }.items()))
 
     @mock.patch("openedx.core.djangoapps.site_configuration.helpers.get_value", fake_site_name)
     def test_user_signup_source(self):
diff --git a/common/djangoapps/student/tests/test_course_listing.py b/common/djangoapps/student/tests/test_course_listing.py
index 68f9c5ec36..90405cb480 100644
--- a/common/djangoapps/student/tests/test_course_listing.py
+++ b/common/djangoapps/student/tests/test_course_listing.py
@@ -2,9 +2,12 @@
 Unit tests for getting the list of courses for a user through iterating all courses and
 by reversing group name formats.
 """
+from __future__ import absolute_import
+
 import unittest
 
 import mock
+import six
 from django.conf import settings
 from django.test.client import Client
 from milestones.tests.utils import MilestonesTestCaseMixin
@@ -133,8 +136,8 @@ class TestCourseListing(ModuleStoreTestCase, MilestonesTestCaseMixin):
         self._create_course_with_access_groups(pre_requisite_course_location2)
         # create a course with pre_requisite_courses
         pre_requisite_courses = [
-            unicode(pre_requisite_course_location),
-            unicode(pre_requisite_course_location2),
+            six.text_type(pre_requisite_course_location),
+            six.text_type(pre_requisite_course_location2),
         ]
         course_location = self.store.make_course_key('Org1', 'Course1', 'Run1')
         self._create_course_with_access_groups(course_location, {
diff --git a/common/djangoapps/student/tests/test_credit.py b/common/djangoapps/student/tests/test_credit.py
index 9b9ece7169..b68af88e7a 100644
--- a/common/djangoapps/student/tests/test_credit.py
+++ b/common/djangoapps/student/tests/test_credit.py
@@ -1,14 +1,16 @@
 """
 Tests for credit courses on the student dashboard.
 """
+from __future__ import absolute_import
+
 import datetime
 import unittest
 
 import ddt
 import pytz
 from django.conf import settings
-from django.urls import reverse
 from django.test.utils import override_settings
+from django.urls import reverse
 from mock import patch
 
 from openedx.core.djangoapps.credit import api as credit_api
diff --git a/common/djangoapps/student/tests/test_email.py b/common/djangoapps/student/tests/test_email.py
index 1baa910361..d54afdcdaa 100644
--- a/common/djangoapps/student/tests/test_email.py
+++ b/common/djangoapps/student/tests/test_email.py
@@ -1,39 +1,39 @@
 # coding=utf-8
-import ddt
+from __future__ import absolute_import
+
 import json
 import unittest
 
+import ddt
+import six
 from django.conf import settings
 from django.contrib.auth.models import User
 from django.core import mail
-from django.urls import reverse
 from django.db import transaction
 from django.http import HttpResponse
-from django.test import override_settings, TransactionTestCase
+from django.test import TransactionTestCase, override_settings
 from django.test.client import RequestFactory
+from django.urls import reverse
 from mock import Mock, patch
 from six import text_type
 
-from edxmako.shortcuts import render_to_string, marketing_link
+from edxmako.shortcuts import marketing_link, render_to_string
 from openedx.core.djangoapps.ace_common.tests.mixins import EmailTemplateTagMixin
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
 from openedx.core.djangoapps.theming.tests.test_util import with_comprehensive_theme
 from openedx.core.djangoapps.user_api.config.waffle import PREVENT_AUTH_USER_WRITES, SYSTEM_MAINTENANCE_MSG, waffle
-from openedx.core.djangolib.testing.utils import CacheIsolationTestCase, CacheIsolationMixin
-from student.models import (
-    PendingEmailChange,
-    Registration,
-    UserProfile,
-)
+from openedx.core.djangolib.testing.utils import CacheIsolationMixin, CacheIsolationTestCase
 from openedx.core.lib.request_utils import safe_get_host
+from student.models import PendingEmailChange, Registration, UserProfile
 from student.tests.factories import PendingEmailChangeFactory, RegistrationFactory, UserFactory
 from student.views import (
     SETTING_CHANGE_INITIATED,
     confirm_email_change,
     do_email_change_request,
+    generate_activation_email_context,
+    send_reactivation_email_for_user,
     validate_new_email
 )
-from student.views import generate_activation_email_context, send_reactivation_email_for_user
 from third_party_auth.views import inactive_user_view
 from util.testing import EventTestMixin
 
@@ -49,7 +49,7 @@ def mock_render_to_string(template_name, context):
     """
     Return a string that encodes template_name and context
     """
-    return str((template_name, sorted(context.iteritems())))
+    return str((template_name, sorted(six.iteritems(context))))
 
 
 def mock_render_to_response(template_name, context):
diff --git a/common/djangoapps/student/tests/test_enrollment.py b/common/djangoapps/student/tests/test_enrollment.py
index 2589bbcbd8..df241fc44b 100644
--- a/common/djangoapps/student/tests/test_enrollment.py
+++ b/common/djangoapps/student/tests/test_enrollment.py
@@ -1,9 +1,12 @@
 """
 Tests for student enrollment.
 """
+from __future__ import absolute_import
+
 import unittest
 
 import ddt
+import six
 from django.conf import settings
 from django.urls import reverse
 from mock import patch
@@ -12,10 +15,10 @@ from course_modes.models import CourseMode
 from course_modes.tests.factories import CourseModeFactory
 from openedx.core.djangoapps.embargo.test_utils import restrict_course
 from student.models import (
+    SCORE_RECALCULATION_DELAY_ON_ENROLLMENT_UPDATE,
     CourseEnrollment,
     CourseFullError,
-    EnrollmentClosedError,
-    SCORE_RECALCULATION_DELAY_ON_ENROLLMENT_UPDATE,
+    EnrollmentClosedError
 )
 from student.roles import CourseInstructorRole, CourseStaffRole
 from student.tests.factories import CourseEnrollmentAllowedFactory, UserFactory
@@ -51,7 +54,7 @@ class EnrollmentTest(UrlResetMixin, SharedModuleStoreTestCase):
         self.course_limited.max_student_enrollments_allowed = 1
         self.store.update_item(self.course_limited, self.user.id)
         self.urls = [
-            reverse('course_modes_choose', kwargs={'course_id': unicode(self.course.id)})
+            reverse('course_modes_choose', kwargs={'course_id': six.text_type(self.course.id)})
         ]
 
     @ddt.data(
@@ -94,7 +97,7 @@ class EnrollmentTest(UrlResetMixin, SharedModuleStoreTestCase):
         # (otherwise, use an empty string, which the JavaScript client
         # interprets as a redirect to the dashboard)
         full_url = (
-            reverse(next_url, kwargs={'course_id': unicode(self.course.id)})
+            reverse(next_url, kwargs={'course_id': six.text_type(self.course.id)})
             if next_url else next_url
         )
 
@@ -272,7 +275,7 @@ class EnrollmentTest(UrlResetMixin, SharedModuleStoreTestCase):
 
         """
         if course_id is None:
-            course_id = unicode(self.course.id)
+            course_id = six.text_type(self.course.id)
 
         params = {
             'enrollment_action': action,
diff --git a/common/djangoapps/student/tests/test_events.py b/common/djangoapps/student/tests/test_events.py
index 55c79dc00b..4145ffc487 100644
--- a/common/djangoapps/student/tests/test_events.py
+++ b/common/djangoapps/student/tests/test_events.py
@@ -2,13 +2,15 @@
 """
 Test that various events are fired for models in the student app.
 """
+from __future__ import absolute_import
+
 import mock
 from django.db.utils import IntegrityError
 from django.test import TestCase
 from django_countries.fields import Country
 
 from student.models import CourseEnrollmentAllowed
-from student.tests.factories import UserFactory, CourseEnrollmentAllowedFactory
+from student.tests.factories import CourseEnrollmentAllowedFactory, UserFactory
 from student.tests.tests import UserSettingsEventTestMixin
 
 
diff --git a/common/djangoapps/student/tests/test_helpers.py b/common/djangoapps/student/tests/test_helpers.py
index f9a00cbdf1..5a7f195960 100644
--- a/common/djangoapps/student/tests/test_helpers.py
+++ b/common/djangoapps/student/tests/test_helpers.py
@@ -1,19 +1,21 @@
 """ Test Student helpers """
 
+from __future__ import absolute_import
+
 import logging
 
 import ddt
 from django.conf import settings
 from django.contrib.sessions.middleware import SessionMiddleware
-from django.urls import reverse
 from django.test import TestCase
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
+from django.urls import reverse
 from mock import patch
 from testfixtures import LogCapture
 
-from student.helpers import get_next_url_for_login_page
 from openedx.core.djangoapps.site_configuration.tests.test_util import with_site_configuration_context
+from student.helpers import get_next_url_for_login_page
 
 LOGGER_NAME = "student.helpers"
 
diff --git a/common/djangoapps/student/tests/test_linkedin.py b/common/djangoapps/student/tests/test_linkedin.py
index e91af411da..a4a675ca5d 100644
--- a/common/djangoapps/student/tests/test_linkedin.py
+++ b/common/djangoapps/student/tests/test_linkedin.py
@@ -1,12 +1,13 @@
 # -*- coding: utf-8 -*-
 """Tests for LinkedIn Add to Profile configuration. """
 
-from urllib import quote, urlencode
+from __future__ import absolute_import
 
 import ddt
 from django.conf import settings
 from django.test import TestCase
 from opaque_keys.edx.locator import CourseLocator
+from six.moves.urllib.parse import quote, urlencode
 
 from openedx.core.djangoapps.site_configuration.tests.test_util import with_site_configuration_context
 from student.models import LinkedInAddToProfileConfiguration
diff --git a/common/djangoapps/student/tests/test_long_username_email.py b/common/djangoapps/student/tests/test_long_username_email.py
index 094a5fe1cf..75415551c7 100644
--- a/common/djangoapps/student/tests/test_long_username_email.py
+++ b/common/djangoapps/student/tests/test_long_username_email.py
@@ -1,9 +1,11 @@
 # -*- coding: utf-8 -*-
 
+from __future__ import absolute_import
+
 import json
 
-from django.urls import reverse
 from django.test import TestCase
+from django.urls import reverse
 
 from openedx.core.djangoapps.user_api.accounts import USERNAME_BAD_LENGTH_MSG
 
diff --git a/common/djangoapps/student/tests/test_models.py b/common/djangoapps/student/tests/test_models.py
index e843c4910a..e6b7d482e8 100644
--- a/common/djangoapps/student/tests/test_models.py
+++ b/common/djangoapps/student/tests/test_models.py
@@ -1,5 +1,7 @@
 # pylint: disable=missing-docstring
 
+from __future__ import absolute_import
+
 import datetime
 import hashlib
 
@@ -10,28 +12,28 @@ from django.contrib.auth.models import AnonymousUser
 from django.core.cache import cache
 from django.db.models import signals
 from django.db.models.functions import Lower
+from django.test import TestCase
+from opaque_keys.edx.keys import CourseKey
 
 from course_modes.models import CourseMode
 from course_modes.tests.factories import CourseModeFactory
 from courseware.models import DynamicUpgradeDeadlineConfiguration
-from opaque_keys.edx.keys import CourseKey
 from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
 from openedx.core.djangoapps.schedules.models import Schedule
 from openedx.core.djangoapps.schedules.tests.factories import ScheduleFactory
 from openedx.core.djangolib.testing.utils import skip_unless_lms
 from student.models import (
+    ALLOWEDTOENROLL_TO_ENROLLED,
+    AccountRecovery,
     CourseEnrollment,
     CourseEnrollmentAllowed,
-    PendingEmailChange,
     ManualEnrollmentAudit,
-    ALLOWEDTOENROLL_TO_ENROLLED,
-    PendingNameChange,
-    AccountRecovery
+    PendingEmailChange,
+    PendingNameChange
 )
-from student.tests.factories import CourseEnrollmentFactory, UserFactory, AccountRecoveryFactory
+from student.tests.factories import AccountRecoveryFactory, CourseEnrollmentFactory, UserFactory
 from xmodule.modulestore.tests.django_utils import SharedModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
-from django.test import TestCase
 
 
 @ddt.ddt
diff --git a/common/djangoapps/student/tests/test_parental_controls.py b/common/djangoapps/student/tests/test_parental_controls.py
index 1b6a7c3816..94531d6c0c 100644
--- a/common/djangoapps/student/tests/test_parental_controls.py
+++ b/common/djangoapps/student/tests/test_parental_controls.py
@@ -1,5 +1,7 @@
 """Unit tests for parental controls."""
 
+from __future__ import absolute_import
+
 import datetime
 
 from django.test import TestCase
diff --git a/common/djangoapps/student/tests/test_password_policy.py b/common/djangoapps/student/tests/test_password_policy.py
index 8a93ae3949..c6a4151e3e 100644
--- a/common/djangoapps/student/tests/test_password_policy.py
+++ b/common/djangoapps/student/tests/test_password_policy.py
@@ -2,13 +2,15 @@
 """
 This test file will verify proper password policy enforcement, which is an option feature
 """
+from __future__ import absolute_import
+
 import json
 
 from django.contrib.auth.models import AnonymousUser
-from django.urls import reverse
 from django.test import TestCase
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
+from django.urls import reverse
 from mock import patch
 
 from openedx.core.djangoapps.site_configuration.tests.factories import SiteFactory
diff --git a/common/djangoapps/student/tests/test_recent_enrollments.py b/common/djangoapps/student/tests/test_recent_enrollments.py
index b41626dcdc..d1d4f2d825 100644
--- a/common/djangoapps/student/tests/test_recent_enrollments.py
+++ b/common/djangoapps/student/tests/test_recent_enrollments.py
@@ -1,6 +1,8 @@
 """
 Tests for the recently enrolled messaging within the Dashboard.
 """
+from __future__ import absolute_import
+
 import datetime
 import unittest
 
@@ -10,6 +12,7 @@ from django.urls import reverse
 from django.utils.timezone import now
 from opaque_keys.edx import locator
 from pytz import UTC
+from six.moves import range, zip
 
 from common.test.utils import XssTestMixin
 from course_modes.tests.factories import CourseModeFactory
@@ -100,7 +103,7 @@ class TestRecentEnrollments(ModuleStoreTestCase, XssTestMixin):
         # Create a number of new enrollments and courses, and force their creation behind
         # the first enrollment
         courses = []
-        for idx, seconds_past in zip(range(2, 6), [5, 10, 15, 20]):
+        for idx, seconds_past in zip(list(range(2, 6)), [5, 10, 15, 20]):
             course_location = locator.CourseLocator(
                 'Org{num}'.format(num=idx),
                 'Course{num}'.format(num=idx),
diff --git a/common/djangoapps/student/tests/test_refunds.py b/common/djangoapps/student/tests/test_refunds.py
index 033c6397e3..53a3d15e92 100644
--- a/common/djangoapps/student/tests/test_refunds.py
+++ b/common/djangoapps/student/tests/test_refunds.py
@@ -1,6 +1,8 @@
 """
     Tests for enrollment refund capabilities.
 """
+from __future__ import absolute_import
+
 import logging
 import unittest
 from datetime import datetime, timedelta
@@ -11,16 +13,17 @@ import pytz
 # Explicitly import the cache from ConfigurationModel so we can reset it after each test
 from config_models.models import cache
 from django.conf import settings
-from django.urls import reverse
 from django.test.client import Client
 from django.test.utils import override_settings
+from django.urls import reverse
 from mock import patch
+from six.moves import range
 
-from lms.djangoapps.certificates.models import CertificateStatuses, GeneratedCertificate
-from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory
 # These imports refer to lms djangoapps.
 # Their testcases are only run under lms.
 from course_modes.tests.factories import CourseModeFactory
+from lms.djangoapps.certificates.models import CertificateStatuses, GeneratedCertificate
+from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory
 from openedx.core.djangoapps.commerce.utils import ECOMMERCE_DATE_FORMAT
 from student.models import CourseEnrollment
 from student.tests.factories import UserFactory
diff --git a/common/djangoapps/student/tests/test_reset_password.py b/common/djangoapps/student/tests/test_reset_password.py
index 7f676f3a5a..09387d3244 100644
--- a/common/djangoapps/student/tests/test_reset_password.py
+++ b/common/djangoapps/student/tests/test_reset_password.py
@@ -1,6 +1,8 @@
 """
 Test the various password reset flows
 """
+from __future__ import absolute_import
+
 import json
 import re
 import unicodedata
@@ -11,21 +13,22 @@ from django.conf import settings
 from django.contrib.auth.hashers import UNUSABLE_PASSWORD_PREFIX, make_password
 from django.contrib.auth.models import User
 from django.contrib.auth.tokens import default_token_generator
-from django.core.cache import cache
 from django.core import mail
-from django.urls import reverse
+from django.core.cache import cache
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
+from django.urls import reverse
 from django.utils.http import int_to_base36
 from edx_oauth2_provider.tests.factories import AccessTokenFactory, ClientFactory, RefreshTokenFactory
 from mock import Mock, patch
 from oauth2_provider import models as dot_models
 from provider.oauth2 import models as dop_models
+from six.moves import range
 
 from openedx.core.djangoapps.oauth_dispatch.tests import factories as dot_factories
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
-from openedx.core.djangoapps.user_api.models import UserRetirementRequest
 from openedx.core.djangoapps.user_api.config.waffle import PREVENT_AUTH_USER_WRITES, SYSTEM_MAINTENANCE_MSG, waffle
+from openedx.core.djangoapps.user_api.models import UserRetirementRequest
 from openedx.core.djangolib.testing.utils import CacheIsolationTestCase
 from student.tests.factories import UserFactory
 from student.tests.test_email import mock_render_to_string
@@ -105,7 +108,7 @@ class ResetPasswordTests(EventTestMixin, CacheIsolationTestCase):
         """
         cache.clear()
 
-        for i in xrange(30):
+        for i in range(30):
             good_req = self.request_factory.post('/password_reset/', {
                 'email': 'thisdoesnotexist{0}@foo.com'.format(i)
             })
diff --git a/common/djangoapps/student/tests/test_retirement.py b/common/djangoapps/student/tests/test_retirement.py
index e9b597625e..deb9262b16 100644
--- a/common/djangoapps/student/tests/test_retirement.py
+++ b/common/djangoapps/student/tests/test_retirement.py
@@ -1,15 +1,17 @@
 """
 Test user retirement methods
 """
+from __future__ import absolute_import
+
 import json
 
 import ddt
+import pytest
 from django.apps import apps
 from django.conf import settings
 from django.contrib.auth.models import User
-from django.urls import reverse
 from django.test import TestCase
-import pytest
+from django.urls import reverse
 
 from student.models import (
     _get_all_retired_emails_by_email,
@@ -18,12 +20,11 @@ from student.models import (
     get_potentially_retired_user_by_username_and_hash,
     get_retired_email_by_email,
     get_retired_username_by_username,
-    is_username_retired,
-    is_email_retired
+    is_email_retired,
+    is_username_retired
 )
 from student.tests.factories import UserFactory
 
-
 # Tell pytest it's ok to user the Django db
 pytestmark = pytest.mark.django_db
 
diff --git a/common/djangoapps/student/tests/test_roles.py b/common/djangoapps/student/tests/test_roles.py
index ac1301a5dc..f74d7d67b1 100644
--- a/common/djangoapps/student/tests/test_roles.py
+++ b/common/djangoapps/student/tests/test_roles.py
@@ -1,7 +1,10 @@
 """
 Tests of student.roles
 """
+from __future__ import absolute_import
+
 import ddt
+import six
 from django.test import TestCase
 from opaque_keys.edx.keys import CourseKey
 
@@ -69,7 +72,7 @@ class RolesTestCase(TestCase):
         CourseStaffRole(self.course_key).add_users(self.student)
         self.assertTrue(
             CourseStaffRole(self.course_key).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key))
         )
 
         # remove access and confirm
@@ -90,7 +93,7 @@ class RolesTestCase(TestCase):
         OrgStaffRole(self.course_key.org).add_users(self.student)
         self.assertTrue(
             OrgStaffRole(self.course_key.org).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key.org))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key.org))
         )
 
         # remove access and confirm
@@ -110,11 +113,11 @@ class RolesTestCase(TestCase):
         CourseInstructorRole(self.course_key).add_users(self.student)
         self.assertTrue(
             OrgInstructorRole(self.course_key.org).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key.org))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key.org))
         )
         self.assertTrue(
             CourseInstructorRole(self.course_key).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key))
         )
 
         # remove access and confirm
@@ -125,7 +128,7 @@ class RolesTestCase(TestCase):
         )
         self.assertTrue(
             CourseInstructorRole(self.course_key).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key))
         )
 
         # ok now keep org role and get rid of course one
@@ -137,7 +140,7 @@ class RolesTestCase(TestCase):
         )
         self.assertFalse(
             CourseInstructorRole(self.course_key).has_user(self.student),
-            "Student doesn't have access to {}".format(unicode(self.course_key))
+            "Student doesn't have access to {}".format(six.text_type(self.course_key))
         )
 
     def test_get_user_for_role(self):
diff --git a/common/djangoapps/student/tests/test_tasks.py b/common/djangoapps/student/tests/test_tasks.py
index d75af35a2f..a377aea952 100644
--- a/common/djangoapps/student/tests/test_tasks.py
+++ b/common/djangoapps/student/tests/test_tasks.py
@@ -2,10 +2,13 @@
 Tests for the Sending activation email celery tasks
 """
 
+from __future__ import absolute_import
+
 import mock
 from boto.exception import NoAuthHandlerFound
 from django.conf import settings
 from django.test import TestCase
+from six.moves import range
 
 from lms.djangoapps.courseware.tests.factories import UserFactory
 from student.tasks import send_activation_email
diff --git a/common/djangoapps/student/tests/test_user_profile_properties.py b/common/djangoapps/student/tests/test_user_profile_properties.py
index 678d027053..960f35432e 100644
--- a/common/djangoapps/student/tests/test_user_profile_properties.py
+++ b/common/djangoapps/student/tests/test_user_profile_properties.py
@@ -1,5 +1,7 @@
 """Unit tests for custom UserProfile properties."""
 
+from __future__ import absolute_import
+
 import datetime
 
 import ddt
diff --git a/common/djangoapps/student/tests/test_userstanding.py b/common/djangoapps/student/tests/test_userstanding.py
index 03a4328d06..c428706b2c 100644
--- a/common/djangoapps/student/tests/test_userstanding.py
+++ b/common/djangoapps/student/tests/test_userstanding.py
@@ -2,11 +2,13 @@
 These are tests for disabling and enabling student accounts, and for making sure
 that students with disabled accounts are unable to access the courseware.
 """
+from __future__ import absolute_import
+
 import unittest
 
 from django.conf import settings
-from django.urls import reverse
 from django.test import Client, TestCase
+from django.urls import reverse
 
 from student.models import UserStanding
 from student.tests.factories import UserFactory, UserStandingFactory
diff --git a/common/djangoapps/student/tests/test_verification_status.py b/common/djangoapps/student/tests/test_verification_status.py
index 9338076629..fb180fd79a 100644
--- a/common/djangoapps/student/tests/test_verification_status.py
+++ b/common/djangoapps/student/tests/test_verification_status.py
@@ -1,11 +1,14 @@
 """Tests for per-course verification status on the dashboard. """
+from __future__ import absolute_import
+
 import unittest
 from datetime import datetime, timedelta
 
 import ddt
+import six
 from django.conf import settings
-from django.urls import reverse
 from django.test import override_settings
+from django.urls import reverse
 from mock import patch
 from pytz import UTC
 
@@ -359,7 +362,7 @@ class TestCourseVerificationStatus(UrlResetMixin, ModuleStoreTestCase):
         response = self.client.get(self.dashboard_url)
 
         # Sanity check: verify that the course is on the page
-        self.assertContains(response, unicode(self.course.id))
+        self.assertContains(response, six.text_type(self.course.id))
 
         # Verify that the correct banner is rendered on the dashboard
         alt_text = self.BANNER_ALT_MESSAGES.get(status)
diff --git a/common/djangoapps/student/tests/test_views.py b/common/djangoapps/student/tests/test_views.py
index 11a229730b..53c32f0259 100644
--- a/common/djangoapps/student/tests/test_views.py
+++ b/common/djangoapps/student/tests/test_views.py
@@ -1,34 +1,38 @@
 """
 Test the student dashboard view.
 """
+from __future__ import absolute_import
+
 import itertools
 import json
 import re
 import unittest
-from datetime import timedelta, datetime
+from datetime import datetime, timedelta
 
 import ddt
-from completion.test_utils import submit_completions_for_testing, CompletionWaffleTestMixin
+import six
+from completion.test_utils import CompletionWaffleTestMixin, submit_completions_for_testing
 from django.conf import settings
-from django.urls import reverse
 from django.test import RequestFactory, TestCase
 from django.test.utils import override_settings
+from django.urls import reverse
 from django.utils.timezone import now
+from milestones.tests.utils import MilestonesTestCaseMixin
 from mock import patch
 from opaque_keys import InvalidKeyError
+from opaque_keys.edx.keys import CourseKey
+from pyquery import PyQuery as pq
+from six.moves import range
 
 from bulk_email.models import BulkEmailFlag
 from course_modes.models import CourseMode
 from entitlements.tests.factories import CourseEntitlementFactory
-from milestones.tests.utils import MilestonesTestCaseMixin
-from opaque_keys.edx.keys import CourseKey
 from openedx.core.djangoapps.catalog.tests.factories import ProgramFactory
 from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
 from openedx.core.djangoapps.content.course_overviews.tests.factories import CourseOverviewFactory
-from openedx.core.djangoapps.site_configuration.tests.test_util import with_site_configuration_context
-from pyquery import PyQuery as pq
 from openedx.core.djangoapps.schedules.config import COURSE_UPDATE_WAFFLE_FLAG
 from openedx.core.djangoapps.schedules.tests.factories import ScheduleFactory
+from openedx.core.djangoapps.site_configuration.tests.test_util import with_site_configuration_context
 from openedx.core.djangoapps.user_authn.cookies import _get_user_info_cookie_data
 from openedx.core.djangoapps.waffle_utils.testutils import override_waffle_flag
 from openedx.features.course_duration_limits.models import CourseDurationLimitConfig
@@ -37,9 +41,7 @@ from student.helpers import DISABLE_UNENROLL_CERT_STATES
 from student.models import CourseEnrollment, UserProfile
 from student.signals import REFUND_ORDER
 from student.tests.factories import CourseEnrollmentFactory, UserFactory
-from util.milestones_helpers import (get_course_milestones,
-                                     remove_prerequisite_course,
-                                     set_prerequisite_courses)
+from util.milestones_helpers import get_course_milestones, remove_prerequisite_course, set_prerequisite_courses
 from util.testing import UrlResetMixin
 from xmodule.modulestore import ModuleStoreEnum
 from xmodule.modulestore.tests.django_utils import SharedModuleStoreTestCase
@@ -269,11 +271,11 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             org='edx',
             number='998',
             display_name='Test Course',
-            pre_requisite_courses=[unicode(self.pre_requisite_course.id)]
+            pre_requisite_courses=[six.text_type(self.pre_requisite_course.id)]
         )
         self.course_enrollment = CourseEnrollmentFactory(course_id=self.course.id, user=self.user)
 
-        set_prerequisite_courses(self.course.id, [unicode(self.pre_requisite_course.id)])
+        set_prerequisite_courses(self.course.id, [six.text_type(self.pre_requisite_course.id)])
         response = self.client.get(reverse('dashboard'))
         self.assertIn('<div class="prerequisites">', response.content)
 
@@ -301,7 +303,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
         mock_course_overview.return_value = CourseOverviewFactory.create(start=self.TOMORROW, id=course_key)
         mock_course_runs.return_value = [
             {
-                'key': unicode(course_key),
+                'key': six.text_type(course_key),
                 'enrollment_end': str(self.TOMORROW),
                 'pacing_type': 'instructor_paced',
                 'type': 'verified',
@@ -309,7 +311,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             }
         ]
         mock_pseudo_session.return_value = {
-            'key': unicode(course_key),
+            'key': six.text_type(course_key),
             'type': 'verified'
         }
         response = self.client.get(self.path)
@@ -320,7 +322,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
 
         # If an entitlement has already been redeemed by the user for a course run, do not let the run be selectable
         enrollment = CourseEnrollmentFactory(
-            user=self.user, course_id=unicode(mock_course_overview.return_value.id), mode=CourseMode.VERIFIED
+            user=self.user, course_id=six.text_type(mock_course_overview.return_value.id), mode=CourseMode.VERIFIED
         )
         CourseEntitlementFactory.create(
             user=self.user, course_uuid=program['courses'][0]['uuid'], enrollment_course_run=enrollment
@@ -386,7 +388,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             start=self.TOMORROW, end=self.THREE_YEARS_FROM_NOW, self_paced=True, enrollment_end=self.THREE_YEARS_AGO
         )
         mock_course_overview.return_value = mocked_course_overview
-        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=unicode(mocked_course_overview.id))
+        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=six.text_type(mocked_course_overview.id))
         mock_course_runs.return_value = [
             {
                 'key': str(mocked_course_overview.id),
@@ -450,7 +452,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             start=self.TOMORROW, self_paced=True, enrollment_end=self.TOMORROW
         )
         mock_course_overview.return_value = mocked_course_overview
-        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=unicode(mocked_course_overview.id))
+        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=six.text_type(mocked_course_overview.id))
         mock_course_runs.return_value = [
             {
                 'key': str(mocked_course_overview.id),
@@ -462,7 +464,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
         ]
         entitlement = CourseEntitlementFactory(user=self.user, enrollment_course_run=course_enrollment)
         program = ProgramFactory()
-        program['courses'][0]['course_runs'] = [{'key': unicode(mocked_course_overview.id)}]
+        program['courses'][0]['course_runs'] = [{'key': six.text_type(mocked_course_overview.id)}]
         program['courses'][0]['uuid'] = entitlement.course_uuid
         mock_get_programs.return_value = [program]
         response = self.client.get(self.path)
@@ -485,7 +487,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             start=self.TOMORROW, self_paced=True, enrollment_end=self.TOMORROW
         )
         mock_course_overview.return_value = mocked_course_overview
-        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=unicode(mocked_course_overview.id), created=self.THREE_YEARS_AGO)
+        course_enrollment = CourseEnrollmentFactory(user=self.user, course_id=six.text_type(mocked_course_overview.id), created=self.THREE_YEARS_AGO)
         mock_course_runs.return_value = [
             {
                 'key': str(mocked_course_overview.id),
@@ -497,7 +499,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
         ]
         entitlement = CourseEntitlementFactory(user=self.user, enrollment_course_run=course_enrollment, created=self.THREE_YEARS_AGO)
         program = ProgramFactory()
-        program['courses'][0]['course_runs'] = [{'key': unicode(mocked_course_overview.id)}]
+        program['courses'][0]['course_runs'] = [{'key': six.text_type(mocked_course_overview.id)}]
         program['courses'][0]['uuid'] = entitlement.course_uuid
         mock_get_programs.return_value = [program]
         response = self.client.get(self.path)
@@ -518,7 +520,7 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
         course_enrollment = CourseEnrollmentFactory(user=self.user)
         entitlement = CourseEntitlementFactory(user=self.user, enrollment_course_run=course_enrollment)
         course_runs = [{
-            'key': unicode(course_overview.id),
+            'key': six.text_type(course_overview.id),
             'uuid': entitlement.course_uuid
         }]
         mock_get_course_runs.return_value = course_runs
@@ -689,9 +691,9 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
             ItemFactory.create(
                 category='video',
                 parent_location=course.location,
-                display_name='Video {0}'.format(unicode(number))
+                display_name='Video {0}'.format(six.text_type(number))
             ).location
-            for number in xrange(5)
+            for number in range(5)
         ]
 
         submit_completions_for_testing(self.user, course_key, block_keys)
@@ -801,9 +803,9 @@ class StudentDashboardTests(SharedModuleStoreTestCase, MilestonesTestCaseMixin,
                     ItemFactory.create(
                         category='video',
                         parent_location=course.location,
-                        display_name='Video {0}'.format(unicode(number))
+                        display_name='Video {0}'.format(six.text_type(number))
                     ).location
-                    for number in xrange(5)
+                    for number in range(5)
                 ]
                 last_completed_block_string = str(block_keys[-1])
 
diff --git a/common/djangoapps/student/tests/tests.py b/common/djangoapps/student/tests/tests.py
index f1fcb3bdfe..7cb7347b9b 100644
--- a/common/djangoapps/student/tests/tests.py
+++ b/common/djangoapps/student/tests/tests.py
@@ -2,32 +2,36 @@
 """
 Miscellaneous tests for the student app.
 """
+from __future__ import absolute_import
+
 import logging
 import unittest
 from datetime import datetime, timedelta
-from urllib import quote
 
 import ddt
 import pytz
+import six
 from config_models.models import cache
 from django.conf import settings
 from django.contrib.auth.models import AnonymousUser, User
-from django.urls import reverse
 from django.test import TestCase, override_settings
 from django.test.client import Client
+from django.urls import reverse
 from markupsafe import escape
 from mock import Mock, patch
 from opaque_keys.edx.keys import CourseKey
 from opaque_keys.edx.locations import CourseLocator
 from pyquery import PyQuery as pq
 from six import text_type
+from six.moves import range
+from six.moves.urllib.parse import quote
 
 import shoppingcart  # pylint: disable=import-error
 from bulk_email.models import Optout  # pylint: disable=import-error
-from lms.djangoapps.certificates.models import CertificateStatuses  # pylint: disable=import-error
-from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory  # pylint: disable=import-error
 from course_modes.models import CourseMode
 from course_modes.tests.factories import CourseModeFactory
+from lms.djangoapps.certificates.models import CertificateStatuses  # pylint: disable=import-error
+from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory  # pylint: disable=import-error
 from lms.djangoapps.verify_student.models import SoftwareSecurePhotoVerification
 from openedx.core.djangoapps.catalog.tests.factories import CourseFactory as CatalogCourseFactory
 from openedx.core.djangoapps.catalog.tests.factories import CourseRunFactory, ProgramFactory, generate_course_run_key
@@ -240,7 +244,7 @@ class CourseEndingTest(TestCase):
         )
 
         if cert_grade is not None:
-            cert_status = {'status': 'generating', 'grade': unicode(cert_grade), 'mode': 'honor'}
+            cert_status = {'status': 'generating', 'grade': six.text_type(cert_grade), 'mode': 'honor'}
         else:
             cert_status = {'status': 'generating', 'mode': 'honor'}
 
@@ -252,7 +256,7 @@ class CourseEndingTest(TestCase):
                     'status': 'generating',
                     'show_survey_button': True,
                     'survey_url': survey_url,
-                    'grade': unicode(expected_grade),
+                    'grade': six.text_type(expected_grade),
                     'mode': 'honor',
                     'linked_in_url': None,
                     'can_unenroll': False,
@@ -1086,7 +1090,7 @@ class RelatedProgramsTests(ProgramsApiConfigMixin, SharedModuleStoreTestCase):
         self.create_programs_config()
         self.client.login(username=self.user.username, password=self.password)
 
-        course_run = CourseRunFactory(key=unicode(self.course.id))  # pylint: disable=no-member
+        course_run = CourseRunFactory(key=six.text_type(self.course.id))  # pylint: disable=no-member
         course = CatalogCourseFactory(course_runs=[course_run])
         self.programs = [ProgramFactory(courses=[course]) for __ in range(2)]
 
@@ -1160,4 +1164,4 @@ class UserAttributeTests(TestCase):
     def test_unicode(self):
         UserAttribute.set_user_attribute(self.user, self.name, self.value)
         for field in (self.name, self.value, self.user.username):
-            self.assertIn(field, unicode(UserAttribute.objects.get(user=self.user)))
+            self.assertIn(field, six.text_type(UserAttribute.objects.get(user=self.user)))